1 /*
2 * Copyright (c) 2017-2019 Arm Limited.
3 *
4 * SPDX-License-Identifier: MIT
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to
8 * deal in the Software without restriction, including without limitation the
9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10 * sell copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in all
14 * copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 * SOFTWARE.
23 */
24 #include "Permute.h"
25
26 #include "arm_compute/core/Types.h"
27 #include "tests/validation/Helpers.h"
28
29 namespace arm_compute
30 {
31 namespace test
32 {
33 namespace validation
34 {
35 namespace reference
36 {
37 template <typename T>
permute(const SimpleTensor<T> & src,PermutationVector perm)38 SimpleTensor<T> permute(const SimpleTensor<T> &src, PermutationVector perm)
39 {
40 // Permute shapes
41 TensorShape dst_shape = src.shape();
42 permute(dst_shape, perm);
43
44 // Create reference
45 SimpleTensor<T> dst{ dst_shape, src.data_type(), src.num_channels(), src.quantization_info() };
46
47 // Compute reference
48 const uint32_t num_elements = src.num_elements();
49 for(uint32_t i = 0; i < num_elements; ++i)
50 {
51 const Coordinates src_coords = index2coord(src.shape(), i);
52 Coordinates dst_coords = src_coords;
53 permute(dst_coords, perm);
54
55 std::copy_n(static_cast<const T *>(src(src_coords)), src.num_channels(), static_cast<T *>(dst(dst_coords)));
56 }
57
58 return dst;
59 }
60
61 template SimpleTensor<int8_t> permute(const SimpleTensor<int8_t> &src, PermutationVector perm);
62 template SimpleTensor<uint8_t> permute(const SimpleTensor<uint8_t> &src, PermutationVector perm);
63 template SimpleTensor<int16_t> permute(const SimpleTensor<int16_t> &src, PermutationVector perm);
64 template SimpleTensor<uint16_t> permute(const SimpleTensor<uint16_t> &src, PermutationVector perm);
65 template SimpleTensor<uint32_t> permute(const SimpleTensor<uint32_t> &src, PermutationVector perm);
66 template SimpleTensor<float> permute(const SimpleTensor<float> &src, PermutationVector perm);
67 template SimpleTensor<half> permute(const SimpleTensor<half> &src, PermutationVector perm);
68 } // namespace reference
69 } // namespace validation
70 } // namespace test
71 } // namespace arm_compute
72